Yes, there is. I think there is a post on here about it. It's pretty darn easy. In a nutshell, you just rename the parts you want with LOD_400_front door...and then LOD_40_front door...as only a single point, for example.
"The first rule of Zombieland: Cardio. When the zombie outbreak first hit, the first to go, for obvious reasons... were the fatties."